Aug-17th, the 400,000-ton cargo ship CCS (China Classification Society) surveyed today has a height of 30 meters. There are three channels of video for this survey, and the three channels of crew and surveyor are carried out simultaneously. A total of four LinkAV MESH nodes are used, one node is connected to the CPE, two nodes is used as relay, and one node is connected to the camera. In general, the network bandwidth is at least 20Mbps, and the video fluency is very good, LinkAV MESH system integrate with 5G network perfectly.